Cannabis Products and Contaminant Detection: Critical Review of Regulatory Oversight and Analytical Methodologies

Although current methodologies provide sensitive and reliable detection, inconsistencies in regulatory oversight across jurisdictions limit data comparability and complicate interstate commerce. Establishing harmonized performance criteria, standardized reporting units, and national proficiency testing programs would improve method reliability and consumer confidence. Continued innovation in sample preparation and validated multi-residue methods will be critical as product diversity and testing demands continue to expand.